net: trans_start cleanups

Now that core network takes care of trans_start updates, dont do it
in drivers themselves, if possible. Drivers can avoid one cache miss
(on dev->trans_start) in their start_xmit() handler.

Exceptions are NETIF_F_LLTX drivers

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/net/lib8390.c b/drivers/net/lib8390.c
index 770b606a9e3a..64d51d627d8d 100644
--- a/drivers/net/lib8390.c
+++ b/drivers/net/lib8390.c
@@ -257,7 +257,7 @@ static void __ei_tx_timeout(struct net_device *dev)
 {
         unsigned long e8390_base = dev->base_addr;
         struct ei_device *ei_local = (struct ei_device *) netdev_priv(dev);
-        int txsr, isr, tickssofar = jiffies - dev->trans_start;
+        int txsr, isr, tickssofar = jiffies - dev_trans_start(dev);
         unsigned long flags;
 
         dev->stats.tx_errors++;
@@ -386,7 +386,6 @@ static netdev_tx_t __ei_start_xmit(struct sk_buff *skb,
         {
                 ei_local->txing = 1;
                 NS8390_trigger_send(dev, send_length, output_page);
-                dev->trans_start = jiffies;
                 if (output_page == ei_local->tx_start_page)
                 {
                         ei_local->tx1 = -1;